SAP ABAP Function Module AKB_DISPLAY_ENVIRONMENT_TREE (AKB_DISPLAY_ENVIRONMENT_TREE) is using

• Class (5)
• Message Class (1)
• Message Number (1)
• Class Method (4)

#	Object Type	Object Name	Object Description	Note
1	Class	CL_GUI_CONTAINER	Abstract Container for GUI Controls
2	Class	CL_GUI_CONTAINER	Abstract Container for GUI Controls	SOURCE REFERENCE(CONTAINER) TYPE REF TO CL_GUI_CONTAINER
3	Class	CL_SIMPLE_TREE_MODEL	Simple Tree Control with Data Management at the Backend
4	Class	CL_SIMPLE_TREE_MODEL	Simple Tree Control with Data Management at the Backend	SOURCE REFERENCE(TREE) TYPE REF TO CL_SIMPLE_TREE_MODEL
5	Class	CL_TREE_MODEL	Tree Model: Basic Class